﻿<!doctype html>
<html lang="zh">
<head>
	<meta charset="UTF-8">
	<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"> 
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<title>30种CSS3炫酷页面预加载loading动画特效|DEMO3</title>
	<link rel="stylesheet" type="text/css" href="css/normalize.css" />
	<link rel="stylesheet" type="text/css" href="css/default.css">

	<script src="js/jquery-2.0.2.min.js"></script>
	<script type="text/javascript" src="js/main.js"></script>
	<style>
	#loading{
		background-color: #ffd34e;
		height: 100%;
		width: 100%;
		position: fixed;
		z-index: 1;
		margin-top: 0px;
		top: 0px;
	}
	#loading-center{
		width: 100%;
		height: 100%;
		position: relative;
		}
	#loading-center-absolute {
		position: absolute;
		left: 50%;
		top: 50%;
		height: 200px;
		width: 200px;
		margin-top: -100px;
		margin-left: -100px;
	}
	.object{
		width: 50px;
		height: 50px;
		background-color: rgba(255,255,255,0);
		margin-right: auto;
		margin-left: auto;
		border: 4px solid #FFF;
		left: 73px;
		top: 73px;
		position: absolute;
	}
	#first_object{
		-webkit-animation: first_object_animate 1s infinite ease-in-out;
		animation: first_object_animate 1s infinite ease-in-out;
	}
	#second_object{
		-webkit-animation: second_object 1s forwards, second_object_animate 1s infinite ease-in-out;
		animation: second_object 1s forwards, second_object_animate 1s infinite ease-in-out;
		}	
	#third_object{
		-webkit-animation: third_object 1s forwards, third_object_animate 1s infinite ease-in-out;
		animation: third_object 1s forwards, third_object_animate 1s infinite ease-in-out;
		}	
	@-webkit-keyframes second_object {
	 100% { width: 100px; height:100px; left: 48px; top: 48px; }
	}		
	@keyframes second_object {
	100% { width: 100px; height:100px; left: 48px; top: 48px; }
	}
	@-webkit-keyframes third_object {
	 100% { width: 150px; height:150px; left: 23px; top: 23px;}
	}		
	@keyframes third_object {
	100% { width: 150px; height:150px; left: 23px; top: 23px;}
	}
	@-webkit-keyframes first_object_animate {
	  0% { -webkit-transform: perspective(100px); }
	  50% { -webkit-transform: perspective(100px) rotateY(-180deg); }
	  100% { -webkit-transform: perspective(100px) rotateY(-180deg) rotateX(-180deg); }
	}
	@keyframes first_object_animate {
	  0% { 
	    transform: perspective(100px) rotateX(0deg) rotateY(0deg);
	    -webkit-transform: perspective(100px) rotateX(0deg) rotateY(0deg); 
	  } 50% { 
	    transform: perspective(100px) rotateX(-180deg) rotateY(0deg);
	    -webkit-transform: perspective(100px) rotateX(-180deg) rotateY(0deg) ;
	  } 100% { 
	    transform: perspective(100px) rotateX(-180deg) rotateY(-180deg);
	    -webkit-transform: perspective(100px) rotateX(-180deg) rotateY(-180deg);
	  }
	}
	@-webkit-keyframes second_object_animate {
	  0% { -webkit-transform: perspective(200px); }
	  50% { -webkit-transform: perspective(200px) rotateY(180deg); }
	  100% { -webkit-transform: perspective(200px) rotateY(180deg) rotateX(180deg); }
	}	
	@keyframes second_object_animate {
	  0% { 
	    transform: perspective(200px) rotateX(0deg) rotateY(0deg);
	    -webkit-transform: perspective(200px) rotateX(0deg) rotateY(0deg); 
	  } 50% { 
	    transform: perspective(200px) rotateX(180deg) rotateY(0deg);
	    -webkit-transform: perspective(200px) rotateX(180deg) rotateY(0deg) ;
	  } 100% { 
	    transform: perspective(200px) rotateX(180deg) rotateY(180deg);
	    -webkit-transform: perspective(200px) rotateX(180deg) rotateY(180deg);
	  }
	}
	@-webkit-keyframes third_object_animate {
	  0% { -webkit-transform: perspective(300px); }
	  50% { -webkit-transform: perspective(300px) rotateY(-180deg); }
	  100% { -webkit-transform: perspective(300px) rotateY(-180deg) rotateX(-180deg); }
	}

	@keyframes third_object_animate {
	  0% { 
	    transform: perspective(300px) rotateX(0deg) rotateY(0deg);
	    -webkit-transform: perspective(300px) rotateX(0deg) rotateY(0deg); 
	  } 50% { 
	    transform: perspective(300px) rotateX(-180deg) rotateY(0deg);
	    -webkit-transform: perspective(300px) rotateX(-180deg) rotateY(0deg) ;
	  } 100% { 
	    transform: perspective(300px) rotateX(-180deg) rotateY(-180deg);
	    -webkit-transform: perspective(300px) rotateX(-180deg) rotateY(-180deg);
	  }
	}
	</style>
</head>
<body>
	<div id="loading">
		<div id="loading-center">
			<div id="loading-center-absolute">
				<div class="object" id="first_object"></div>
				<div class="object" id="second_object"></div>
				<div class="object" id="third_object"></div>
			</div>
		</div>
	</div>
	
</body>
</html>